Wikipedia:  

Itaconic acid

Methylenesuccinic acid; Propylenedicarboxylic acid; Butanedioic acid, methylene-; Methylenebutanedioic acid; Itaconic acid; Succinic acid, methylene-; 2-Propene-1,2-dicarboxylic acid; Itaconate; METHYLENESUCCINIC ACID; Succinic acid, methylene- (8CI)
Molecular Formula
C5 H6 O4
Natural Isotopic Abundance Mass
130.0987400000
Mono-Isotopic Molecular Masses
C12N14:   130.026608681
C13N14:   135.04338287
C12N15:   130.026608681
C13N15:   135.04338287
Itaconic acid image
Itaconic acid
InCHi String:
InChI=1S/C5H6O4/c1-3(5(8)9)2-4(6)7/h1-2H2,(H,6,7)(H,8,9)

isomeric and canonical SMILES:
C=C(CC(=O)O)C(=O)O


IUPAC: IUPAC systematic
2-methylidenebutanedioic acid

IUPAC traditional
2-methylenesuccinic acid

IUPAC cas: IUPAC openeye
2-methylenebutanedioic acid



PubChem Substance (SID):   85164966   150407   3773
PubChem Compound (CID):   811
KEGG: Compound ID   C00490
CAS Registry IDs:   50976-31-3   5363-69-9   97-65-4
PDB Chemical Component   n/a
Miscellaneous Databases and IDs:   CHEBI 30838   HSDB 5308   EINECS 202-599-6   NSC 3357

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.